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Diffstat (limited to 'src/wp-includes/js/jquery/jquery.hotkeys.js')
| -rw-r--r-- | src/wp-includes/js/jquery/jquery.hotkeys.js | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/wp-includes/js/jquery/jquery.hotkeys.js b/src/wp-includes/js/jquery/jquery.hotkeys.js new file mode 100644 index 0000000000..85fa1ffcb9 --- /dev/null +++ b/src/wp-includes/js/jquery/jquery.hotkeys.js @@ -0,0 +1,131 @@ +/****************************************************************************************************************************** + + * @ Original idea by by Binny V A, Original version: 2.00.A + * @ http://www.openjs.com/scripts/events/keyboard_shortcuts/ + * @ Original License : BSD + + * @ jQuery Plugin by Tzury Bar Yochay + mail: tzury.by@gmail.com + blog: evalinux.wordpress.com + face: facebook.com/profile.php?id=513676303 + + (c) Copyrights 2007 + + * @ jQuery Plugin version Beta (0.0.2) + * @ License: jQuery-License. + +TODO: + add queue support (as in gmail) e.g. 'x' then 'y', etc. + add mouse + mouse wheel events. + +USAGE: + $.hotkeys.add('Ctrl+c', function(){ alert('copy anyone?');}); + $.hotkeys.add('Ctrl+c', {target:'div#editor', type:'keyup', propagate: true},function(){ alert('copy anyone?');});> + $.hotkeys.remove('Ctrl+c'); + $.hotkeys.remove('Ctrl+c', {target:'div#editor', type:'keypress'}); + +******************************************************************************************************************************/ +(function (jQuery){ + this.version = '(beta)(0.0.3)'; + this.all = {}; + this.special_keys = { + 27: 'esc', 9: 'tab', 32:'space', 13: 'return', 8:'backspace', 145: 'scroll', 20: 'capslock', + 144: 'numlock', 19:'pause', 45:'insert', 36:'home', 46:'del',35:'end', 33: 'pageup', + 34:'pagedown', 37:'left', 38:'up', 39:'right',40:'down', 112:'f1',113:'f2', 114:'f3', + 115:'f4', 116:'f5', 117:'f6', 118:'f7', 119:'f8', 120:'f9', 121:'f10', 122:'f11', 123:'f12'}; + + this.shift_nums = { "`":"~", "1":"!", "2":"@", "3":"#", "4":"$", "5":"%", "6":"^", "7":"&", + "8":"*", "9":"(", "0":")", "-":"_", "=":"+", ";":":", "'":"\"", ",":"<", + ".":">", "/":"?", "\\":"|" }; + + this.add = function(combi, options, callback) { + if (jQuery.isFunction(options)){ + callback = options; + options = {}; + } + var opt = {}, + defaults = {type: 'keydown', propagate: false, disableInInput: false, target: jQuery('html')[0]}, + that = this; + opt = jQuery.extend( opt , defaults, options || {} ); + combi = combi.toLowerCase(); + + // inspect if keystroke matches + var inspector = function(event) { + // WP: not needed with newer jQuery + // event = jQuery.event.fix(event); // jQuery event normalization. + var element = event.target; + // @ TextNode -> nodeType == 3 + // WP: not needed with newer jQuery + // element = (element.nodeType==3) ? element.parentNode : element; + + if(opt['disableInInput']) { // Disable shortcut keys in Input, Textarea fields + var target = jQuery(element); + if( target.is("input") || target.is("textarea")){ + return; + } + } + var code = event.which, + type = event.type, + character = String.fromCharCode(code).toLowerCase(), + special = that.special_keys[code], + shift = event.shiftKey, + ctrl = event.ctrlKey, + alt= event.altKey, + meta = event.metaKey, + propagate = true, // default behaivour + mapPoint = null; + + // in opera + safari, the event.target is unpredictable. + // for example: 'keydown' might be associated with HtmlBodyElement + // or the element where you last clicked with your mouse. + // WP: needed for all browsers + // if (jQuery.browser.opera || jQuery.browser.safari){ + while (!that.all[element] && element.parentNode){ + element = element.parentNode; + } + // } + var cbMap = that.all[element].events[type].callbackMap; + if(!shift && !ctrl && !alt && !meta) { // No Modifiers + mapPoint = cbMap[special] || cbMap[character] + } + // deals with combinaitons (alt|ctrl|shift+anything) + else{ + var modif = ''; + if(alt) modif +='alt+'; + if(ctrl) modif+= 'ctrl+'; + if(shift) modif += 'shift+'; + if(meta) modif += 'meta+'; + // modifiers + special keys or modifiers + characters or modifiers + shift characters + mapPoint = cbMap[modif+special] || cbMap[modif+character] || cbMap[modif+that.shift_nums[character]] + } + if (mapPoint){ + mapPoint.cb(event); + if(!mapPoint.propagate) { + event.stopPropagation(); + event.preventDefault(); + return false; + } + } + }; + // first hook for this element + if (!this.all[opt.target]){ + this.all[opt.target] = {events:{}}; + } + if (!this.all[opt.target].events[opt.type]){ + this.all[opt.target].events[opt.type] = {callbackMap: {}} + jQuery.event.add(opt.target, opt.type, inspector); + } + this.all[opt.target].events[opt.type].callbackMap[combi] = {cb: callback, propagate:opt.propagate}; + return jQuery; + }; + this.remove = function(exp, opt) { + opt = opt || {}; + target = opt.target || jQuery('html')[0]; + type = opt.type || 'keydown'; + exp = exp.toLowerCase(); + delete this.all[target].events[type].callbackMap[exp] + return jQuery; + }; + jQuery.hotkeys = this; + return jQuery; +})(jQuery);
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